MARINETTE, WI · Marinette County
MARINETTE WATERWORKS Water System
Consumer Confidence Report status
MARINETTE WATERWORKS must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for MARINETTE WATERWORKS.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Wisconsin’s official records. Always confirm current status with Wisconsin before making decisions based on this information.
System facts
- System ID (PWSID)
- WI4380395
- System type
- Community Water System
- Population served
- 10,968
- Service connections
- 4,839
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
MARINETTE WATERWORKS is one of 87 community water systems in Wisconsin in the 10,001 to 100,000 people size category, serving 10,968 people from surface water.
As of August 1, 2026, its federal record holds 1 entry in 2024, all of which EPA lists as closed.
All 1 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Stage 2 Disinfectants and Disinfection Byproducts Rule.
Violation history
Monitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2024 – March 31, 2024
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2024 – March 31, 2024 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- May 28, 2024State Public Notification received70 linked violations
- June 20, 2014State Public Notification received74 linked violations
- December 15, 2010Federal Compliance achieved3 linked violations
- January 15, 2010Federal Final Administrative Order issued3 linked violations
- February 6, 2008State Public Notification requested76 linked violations
Common questions
Is MARINETTE WATERWORKS required to publish a Consumer Confidence Report?
- Yes. MARINETTE WATERWORKS is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is MARINETTE WATERWORKS’s next Consumer Confidence Report due?
- MARINETTE WATERWORKS’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MARINETTE WATERWORKS have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for MARINETTE WATERWORKS.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
MARINETTE CITY CLERK - LANA BERO
Phone not on record
MARINETTE, WI 54143-1716